United States Patent and Trademark Office OG Notices: 31 July 2007

             Reference Collections of U.S. Patents and Trademarks
     Available for Public Use in Patent and Trademark Depository Libraries

The following libraries, designated as Patent and Trademark Depository
Libraries (PTDLs), provide public access to patent and trademark
information received from the United States Patent and Trademark Office
(USPTO). This information includes all issued patents, all registered
trademarks, the Official Gazette of the U.S. Patent and Trademark Office,
search tools such as the Cassis CD-ROM suite of products and supplemental
information in a variety of formats including online, optical disc,
microfilm and paper. Each PTDL also offers access to USPTO resources on
the Internet and to PubWEST (Web based examiner search tool), a system
used by patent examiners that is not available on the Internet.

Staff assistance and training is provided in the use of this information.
All information is available free of charge. However, there may be charges
associated with the use of photocopying and related services. Hours of
service to the public vary, and anyone contemplating use of these
collections at a particular library is urged to contact that library in
advance about its services and hours to avoid inconvenience.

State                   Name of Library                  Telephone Contact

Alabama                 Auburn University Libraries         (334) 844-1737
                        Birmingham Public Library           (205) 226-3620
Alaska                  Anchorage: Z. J. Loussac Public
                        Library                             (907) 562-7323
Arkansas                Little Rock: Arkansas State
                        Library                             (501) 682-2053
California              Los Angeles Public Library          (213) 228-7220
                        Riverside: University of
                        California, Riverside Libraries     (951) 827-3226
                        Sacramento: California State
                        Library                             (916) 654-0069
                        San Diego Public Library            (619) 236-5813
                        San Francisco Public Library        (415) 557-4500
                        Sunnyvale Public Library            (408) 730-7300
Colorado                Denver Public Library               (720) 865-1711
Delaware                Newark: University of Delaware
                        Library                             (302) 831-2965
Dist. of Columbia       Washington: Howard University
                        Libraries                           (202) 806-7252
Florida                 Fort Lauderdale: Broward County
                        Main Library                        (954) 357-7444
                        Miami-Dade Public Library           (305) 375-2665
                        Orlando: University of Central
                        Florida Libraries                   (407) 823-2562
Georgia                 Atlanta: Price Gilbert Memorial
                        Library, Georgia Institute
                        of Technology                       (404) 894-1395
Hawaii                  Honolulu: Hawaii State Public
                        Library System                      (808) 586-3477
Idaho                   Moscow: University of Idaho Library (208) 885-6235
Illinois                Chicago Public Library              (312) 747-4450
                        Springfield: Illinois State Library (217) 782-5659
Indiana                 Indianapolis-Marion County Public
                        Library                             (317) 269-1741
                        West Lafayette Siegesmund
                        Engineering Library,
                        Purdue University                   (765) 494-2872
Iowa                    Des Moines: State Library of Iowa   (515) 242-6541
Kansas                  Wichita: Ablah Library, Wichita
                        State University                  1 (800) 572-8368
Kentucky                Louisville Free Public Library      (502) 574-1611
Louisiana               Baton Rouge: Troy H. Middleton
                        Library, Louisiana State University (225) 388-8875
Maine                   Orono: Raymond H. Fogler Library,
                        University of Maine                 (207) 581-1678
Maryland                Baltimore: University of Baltimore
                        Law Library                         (410) 837-4554
                        College Park: Engineering and
                        Physical Sciences Library,
                        University of Maryland              (301) 405-9157
Massachusetts           Amherst: Physical Sciences Library,
                        University of Massachusetts         (413) 545-2765
                        Boston Public Library               (617) 536-5400
                                                                 Ext. 4256
Michigan                Ann Arbor: Media Union Library,
                        University of Michigan              (734) 647-5735
                        Big Rapids: Abigail S. Timme
                        Library, Ferris State University    (231) 592-3602
                        Detroit: Public Library             (313) 833-1450
Minnesota               Minneapolis Public Library and
                        Information Center                  (612) 630-6000
Mississippi             Jackson: Mississippi Library
                        Commission                          (601) 961-4111
Missouri                Kansas City: Linda Hall Library     (816) 363-4600
                                                                  Ext. 724
                        St. Louis Public Library            (314) 241-2288
                                                                  Ext. 390
Montana                 Butte: Montana College of Mineral
                        Science and Technology Library      (406) 496-4281
Nebraska                Lincoln: Engineering Library,
                        University of Nebraska-Lincoln      (402) 472-3411
Nevada                  Las Vegas--Clark County Library
                        District                            (702) 507-3421
                        Reno: University of Nevada, Reno
                        Library                             (775) 784-6500
                                                                  Ext. 257
New Jersey              Newark Public Library               (973) 733-7779
                        Piscataway: Library of Science and
                        Medicine, Rutgers University        (732) 445-2895
New Mexico              Albuquerque: University of
                        New Mexico General Library          (505) 277-4412
New York                Albany: New York State Library      (518) 474-5355
                        Buffalo and Erie County Public
                        Library                             (716) 858-7101
                        Rochester Public Library            (716) 428-8110
                        New York  Library
                        (The Research Libraries)            (212) 592-7000
                        Stony Brook: Engineering Library,
                        State University of New York        (631) 632-7148
North Carolina          Charlotte                           (704) 687-2241
                        Raleigh: D.H. Hill Library, North
                        Carolina State University           (919) 515-2935
North Dakota            Grand Forks: Chester Fritz Library,
                        University of North Dakota          (701) 777-4888
Ohio                    Akron - Summit County Public        (330) 643-9075
                        Library
                        Cincinnati and Hamilton County,
                        Public Library of                   (513) 369-6932
                        Cleveland Public Library            (216) 623-2870
                        Columbus: Ohio State University
                        Libraries                           (614) 292-3022
                        Dayton: Paul Laurence Dunbar
                        Library, Wright State
                        University                          (937) 775-3521
                        Toledo/Lucas County Public Library  (419) 259-5209
Oklahoma                Stillwater: Oklahoma State
                        University Center for International
                        Trade Development                   (405) 744-7086
Oregon                  Portland: Paul L. Boley Law Library,
                        Lewis & Clark College               (503) 768-6786
Pennsylvania            Philadelphia, The Free Library of   (215) 686-5331
                        Pittsburgh, Carnegie Library of     (412) 622-3138
                        University Park: Pattee Library,
                        Pennsylvania State University       (814) 865-7617
Puerto Rico             Mayaquez General Library,
                        University of Puerto Rico           (787) 993-0000
                                                                 Ext. 3244
                        Bayamon, Learning Resources Center,
                        University of Puerto Rico           (787) 786-5225
Rhode Island            Providence Public Library           (401) 455-8027
South Carolina          Clemson University Libraries        (864) 656-3024
South Dakota            Rapid City: Devereaux Library,
                        South Dakota School of Mines and
                        Technology                          (605) 394-1275
Tennessee               Nashville: Stevenson Science
                        Library, Vanderbilt University      (615) 322-2717
Texas                   Austin: McKinney Engineering
                        Library, University of Texas at
                        Austin                              (512) 495-4500
                        College Station: West Campus
                        Library, Texas A & M University     (979) 845-2111
                        Dallas Public Library               (214) 670-1468
                        Houston: The Fondren Library, Rice
                        University                          (713) 348-5483
                        Lubbock: Texas Tech University      (806) 742-2282
                        San Antonio Public Library          (210) 207-2500
Utah                    Salt Lake City: Marriott Library,
                        University of Utah                  (801) 581-8394
Vermont                 Burlington: Bailey/Howe Library,
                        University of Vermont               (802) 656-2542
Virginia                Richmond: James Branch Cabell
                        Library, Virginia Commonwealth
                        University                          (804) 828-1101
Washington              Seattle: Engineering Library,
                        University of Washington            (206) 543-0740
West Virginia           Morgantown: Evansdale Library,
                        West Virginia University            (304) 293-4695
                                                                 Ext. 5113
Wisconsin               Madison: Kurt F. Wendt Library,
                        University of Wisconsin Madison     (608) 262-6845
                        Milwaukee Public Library            (414) 286-3051
Wyoming                 Cheyenne: Wyoming State Library     (307) 777-7281